{ "model": { "rank": 8205, "code": "thing-q193119", "model_id": "vr.tr.regeneration", "name": "regeneration", "purpose": "Let an agent explain regeneration across organisms and tissues, describe regenerative medicine research with evidence and regulation, and route health questions to care without giving individual medical advice.", "family": "Thing Registry", "category": "Activities and processes", "status": "research-draft", "kind": "thing", "plane": "ACT", "domain": "ACT.PRC", "industry": "", "version": "", "url": "/models/thing/q193119/", "tier": 2, "score": 52, "payload": { "layer": "wikidata", "aliases": [ "healing factor", "tissue regeneration", "whole-body regeneration", "skeletal muscle tissue regeneration", "cardiac muscle tissue regeneration", "bone regeneration", "fin regeneration", "epithelium regeneration", "neural tissue regeneration", "neuron projection regeneration", "somatic embryogenesis", "animal organ regeneration", "Starfish regeneration", "root regeneration", "shoot regeneration", "brain regeneration", "epimorphosis", "Soil regeneration", "limb regeneration", "neuroregeneration", "Endogenous regeneration", "Regeneration in humans", "pancreas regeneration", "spinal cord regeneration" ], "aliasCount": 24, "merged": 24, "knownIn": 52, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": "vr.tr.regeneration", "source": { "dataset": "wikidata", "item": "Q193119", "url": "https://www.wikidata.org/wiki/Q193119", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-11T20:05:18Z", "providers": [ "Claude" ], "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify", "pass": 2, "wave": 2, "engine": "claude" }, "metaModel": { "id": "THING-Q193119", "registryId": "vr.tr.regeneration", "name": "regeneration", "version": "0.2.0-wave.2", "entryKind": "thing", "family": "Thing Registry", "domain": [ "ACT.PRC" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q193119/", "model": { "registry_id": "vr.tr.regeneration", "name": "regeneration", "purpose": "Let an agent explain regeneration across organisms and tissues, describe regenerative medicine research with evidence and regulation, and route health questions to care without giving individual medical advice.", "definition": "The biological process by which organisms replace, restore or regrow damaged or lost cells, tissues, organs or body parts, from routine renewal of skin and blood to regrowth of limbs in salamanders and whole-body regeneration in some invertebrates; in humans, regeneration of muscle, bone, liver and other tissues is limited but studied in regenerative medicine.", "what_it_is_for": "Biology of repair and regenerative medicine.", "affordances": [ "explain regeneration mechanisms and examples", "describe human tissue regeneration and its limits", "explain regenerative medicine and its regulation", "evaluate claims about regenerative treatments" ], "distinguishing_features": [ "Restores lost structure", "Varies across organisms", "Stem cell involvement", "Medical research target" ], "appearance": "Not visible as a concept; regrowth of tissues and structures.", "visual_identification": [ "Regrowth after injury", "Varies from full to limited", "Scarring repairs without restoring structure" ], "physical_properties": [], "families_and_kinds": [ "physiological renewal such as skin and blood", "tissue regeneration such as bone, muscle and liver", "appendage regeneration in animals", "whole-body regeneration in invertebrates", "regenerative medicine therapies" ], "related_models": [ { "relation": "is a kind of", "target": "anatomical structure development", "why": "category" }, { "relation": "is related to", "target": "embryo", "why": "developmental biology" }, { "relation": "is related to", "target": "DNA repair", "why": "cellular repair" }, { "relation": "is related to", "target": "restoration", "why": "analogous concept" } ], "identifiers": [], "standards_and_regulation": [ "Regulation of cell and gene therapies", "Research ethics rules", "Consumer protection against unproven treatments" ], "failure_modes_and_hazards": [ "Unproven regenerative clinics", "Agents giving individual medical advice", "Overstating research findings" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "biology", "name": "Biology", "description": "How regeneration works.", "rationale": "Mechanisms.", "layers": [ { "id": "mechanisms", "name": "Mechanisms", "description": "Cellular basis.", "findings": [ { "id": "mechanisms-finding", "name": "Mechanisms", "description": "Mechanisms.", "questions": [ { "text": "How does regeneration occur in this tissue or organism, and which cells drive it?", "kind": "definition" }, { "text": "Why can some animals regenerate limbs while humans cannot?", "kind": "provenance" } ] } ] }, { "id": "examples", "name": "Examples", "description": "Notable examples.", "findings": [ { "id": "examples-finding", "name": "Examples", "description": "Examples.", "questions": [ { "text": "Which organisms show remarkable regeneration, and what do they teach?", "kind": "provenance" }, { "text": "How is human liver regeneration different?", "kind": "definition" } ] } ] } ] }, { "id": "human", "name": "Human", "description": "Regeneration in people.", "rationale": "Limits and healing.", "layers": [ { "id": "healing", "name": "Healing", "description": "Tissue repair.", "findings": [ { "id": "healing-finding", "name": "Healing", "description": "Healing.", "questions": [ { "text": "How do bone, muscle and skin heal, and what supports healing, according to health guidance?", "kind": "provenance" }, { "text": "Is the user asking about their own injury or condition?", "kind": "boundary" } ] } ] }, { "id": "limits", "name": "Limits", "description": "What does not regenerate.", "findings": [ { "id": "limits-finding", "name": "Limits", "description": "Limits.", "questions": [ { "text": "Which human tissues regenerate poorly, and why?", "kind": "provenance" }, { "text": "What are the consequences?", "kind": "definition" } ] } ] } ] }, { "id": "medicine", "name": "Medicine", "description": "Regenerative medicine.", "rationale": "Evidence and regulation.", "layers": [ { "id": "therapies", "name": "Therapies", "description": "Approved therapies.", "findings": [ { "id": "therapies-finding", "name": "Therapies", "description": "Therapies.", "questions": [ { "text": "Which regenerative therapies are approved, and for what, according to regulators?", "kind": "provenance" }, { "text": "What is still experimental?", "kind": "boundary" } ] } ] }, { "id": "claims", "name": "Claims", "description": "Unproven treatments.", "findings": [ { "id": "claims-finding", "name": "Claims", "description": "Unproven treatments.", "questions": [ { "text": "Does this clinic or product make unproven regenerative claims, according to regulator warnings?", "kind": "boundary" }, { "text": "How can patients check legitimacy?", "kind": "action" } ] } ] } ] }, { "id": "learn", "name": "Learn", "description": "Research and teaching.", "rationale": "A growing field.", "layers": [ { "id": "research", "name": "Research", "description": "Current research.", "findings": [ { "id": "research-finding", "name": "Research", "description": "Research.", "questions": [ { "text": "What are current research directions in regeneration, with attribution?", "kind": "provenance" }, { "text": "Which findings are robust?", "kind": "boundary" } ] } ] }, { "id": "teach", "name": "Teach", "description": "Teaching.", "findings": [ { "id": "teach-finding", "name": "Teach", "description": "Teaching.", "questions": [ { "text": "How can regeneration be taught with model organisms?", "kind": "action" }, { "text": "Which misconceptions arise?", "kind": "provenance" } ] } ] } ] } ] }, "openQuestions": [ "Should regenerative medicine be a separate entry?", "How should research sources be linked?", "How should regulator warnings be localised?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "abstract concept", "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.", "facetsInferred": true, "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.", "purpose": "Give an agent a durable, checkable way to recognise a regeneration, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent explain regeneration across organisms and tissues, describe regenerative medicine research with evidence and regulation, and route health questions to care without giving individual medical advice.", "characteristics": { "substance": "activity", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: healing factor, tissue regeneration, whole-body regeneration, skeletal muscle tissue regeneration, cardiac muscle tissue regeneration, bone regeneration, fin regeneration, epithelium regeneration, neural tissue regeneration, neuron projection regeneration, somatic embryogenesis, animal organ regeneration.", "24 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 52 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is." ], "openQuestionsForResearch": [ "Which of the bundles below does a real task actually need, and which are ceremony?", "What does this thing have that the facets do not capture at all?", "Which neighbouring kind is most often confused with a regeneration, and on what evidence are they told apart?" ], "whatItIsMadeOf": "something that happens over time", "physicalCharacter": [ "Does nothing on its own; everything it does, something else did to it.", "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing." ], "whatCanBeDoneWithIt": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about." ], "relatedModels": [ { "relation": "covers", "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.", "targets": [ "healing factor", "tissue regeneration", "whole-body regeneration", "skeletal muscle tissue regeneration", "cardiac muscle tissue regeneration", "bone regeneration", "fin regeneration", "epithelium regeneration", "neural tissue regeneration", "neuron projection regeneration", "somatic embryogenesis", "animal organ regeneration" ] } ], "standing": "Described in 52 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 24 finer distinctions are held inside this entry as names rather than as separate models.", "structure": { "bundles": [ { "id": "identity-and-classification", "name": "Identity, naming and classification", "description": "How an agent tells one regeneration from another, and a regeneration from things that resemble it.", "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.", "layers": [ { "id": "naming-and-identifiers", "name": "Names and identifiers", "description": "The names this thing goes by and the identifiers that survive translation and time.", "findings": [ { "id": "preferred-name-and-aliases", "name": "Preferred name, aliases and local names", "description": "Which name to use, which names mean the same thing, and which merely sound similar.", "questions": [ { "id": "preferred-name-and-aliases-q01", "text": "What identifies and describes the name of a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "preferred-name-and-aliases-q02", "text": "Who or what asserted this about the name of a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "preferred-name-and-aliases-q03", "text": "What may an agent decide or do once the name of a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "stable-identifiers", "name": "Stable identifiers and external keys", "description": "Identifiers that keep pointing at this kind of thing across systems and languages.", "questions": [ { "id": "stable-identifiers-q01", "text": "What identifies and describes an identifier for a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stable-identifiers-q02", "text": "Who or what asserted this about an identifier for a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stable-identifiers-q03", "text": "What may an agent decide or do once an identifier for a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "classification-and-granularity", "name": "Classification and granularity", "description": "Where a regeneration sits among kinds, and how finely a task needs to cut it.", "findings": [ { "id": "kind-and-parents", "name": "Kind, parents and neighbouring kinds", "description": "The classes this thing belongs to and the ones it is next to.", "questions": [ { "id": "kind-and-parents-q01", "text": "What identifies and describes the kind of a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "kind-and-parents-q02", "text": "Who or what asserted this about the kind of a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "kind-and-parents-q03", "text": "What may an agent decide or do once the kind of a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "distinguishing-features", "name": "Distinguishing features", "description": "What separates a regeneration from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "distinguishing-features-q02", "text": "Who or what asserted this about what distinguishes a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "distinguishing-features-q03", "text": "What may an agent decide or do once what distinguishes a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "state-and-lifecycle", "name": "State and lifecycle", "description": "The states a regeneration passes through and the events that move it between them.", "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.", "layers": [ { "id": "lifecycle-stages", "name": "Lifecycle stages", "description": "From coming into existence to ceasing to be one of these.", "findings": [ { "id": "stages-and-transitions", "name": "Stages and transitions", "description": "The stages worth naming and what moves a regeneration between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stages-and-transitions-q02", "text": "Who or what asserted this about the lifecycle of a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stages-and-transitions-q03", "text": "What may an agent decide or do once the lifecycle of a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "observations-and-status", "name": "Observations and current status", "description": "What is observed about a regeneration, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a regeneration is recorded so that it can be superseded rather than overwritten.", "questions": [ { "id": "observation-record-q01", "text": "What identifies and describes an observation of a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "observation-record-q02", "text": "Who or what asserted this about an observation of a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "observation-record-q03", "text": "What may an agent decide or do once an observation of a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "process-and-outcome", "name": "Process, inputs and outcome", "description": "How a regeneration proceeds, what it needs and what it leaves behind.", "rationale": "An activity is known by its steps and its results, and both have to be recordable while it is still running.", "layers": [ { "id": "steps-and-sequence", "name": "Steps and sequence", "description": "The steps of a regeneration, their order and what may run in parallel.", "findings": [ { "id": "steps-and-preconditions", "name": "Steps, preconditions and completion", "description": "What has to be true before each step of a regeneration and what marks it done.", "questions": [ { "id": "steps-and-preconditions-q01", "text": "What identifies and describes a step of a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "steps-and-preconditions-q02", "text": "Who or what asserted this about a step of a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "steps-and-preconditions-q03", "text": "What may an agent decide or do once a step of a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "inputs-and-results", "name": "Inputs, resources and results", "description": "What a regeneration consumes and what it produces.", "findings": [ { "id": "inputs-and-outputs", "name": "Inputs, outputs and side effects", "description": "The resources a regeneration takes and the results it leaves, wanted or not.", "questions": [ { "id": "inputs-and-outputs-q01", "text": "What identifies and describes the inputs and results of a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "inputs-and-outputs-q02", "text": "Who or what asserted this about the inputs and results of a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "inputs-and-outputs-q03", "text": "What may an agent decide or do once the inputs and results of a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "definitions-in-contest", "name": "Definitions and who holds them", "description": "What regeneration is taken to mean, and by whom.", "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.", "layers": [ { "id": "competing-definitions", "name": "Competing definitions", "description": "The main readings and the traditions behind them.", "findings": [ { "id": "definition-map", "name": "Definitions and their holders", "description": "Each definition with the school or body that holds it.", "questions": [ { "id": "definition-map-q01", "text": "Which definitions of regeneration are in use, and which tradition or body holds each?", "kind": "definition" }, { "id": "definition-map-q02", "text": "What turns on the difference between them in practice?", "kind": "boundary" } ] } ] }, { "id": "operationalisation", "name": "Operationalisation", "description": "How it is measured or applied when it has to be.", "findings": [ { "id": "operational-record", "name": "Measures and proxies", "description": "Instruments and indicators used to stand in for it.", "questions": [ { "id": "operational-record-q01", "text": "How is regeneration operationalised or measured in practice, and by what instrument?", "kind": "measurement" }, { "id": "operational-record-q02", "text": "What does that operationalisation leave out, and when does that matter?", "kind": "boundary" } ] } ] } ] }, { "id": "instances-and-use", "name": "Instances, use and consequence", "description": "What counts as an instance of regeneration and what follows from calling something that.", "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.", "layers": [ { "id": "instances", "name": "What counts as an instance", "description": "Clear cases, borderline cases and non-cases.", "findings": [ { "id": "instance-tests", "name": "Tests for an instance", "description": "What would settle whether something falls under it.", "questions": [ { "id": "instance-tests-q01", "text": "What would settle whether something is an instance of regeneration?", "kind": "boundary" }, { "id": "instance-tests-q02", "text": "Which borderline cases are argued about, and on what grounds?", "kind": "definition" } ] } ] }, { "id": "consequence", "name": "Consequence of application", "description": "Rights, duties or decisions that follow from the label.", "findings": [ { "id": "consequence-record", "name": "What the label licenses", "description": "What an agent may do once something is classified this way.", "questions": [ { "id": "consequence-record-q01", "text": "What follows practically once something is treated as regeneration?", "kind": "action" }, { "id": "consequence-record-q02", "text": "What must an agent not infer from the label alone?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a regeneration came from and when it held.", "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.", "layers": [ { "id": "source-and-authority", "name": "Source and authority", "description": "Who said it, on what evidence, and how strongly.", "findings": [ { "id": "claim-provenance", "name": "Claim provenance and confidence", "description": "The authority behind each claim about a regeneration and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "claim-provenance-q02", "text": "Who or what asserted this about a claim about a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "claim-provenance-q03", "text": "What may an agent decide or do once a claim about a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "time-and-versions", "name": "Time, versions and supersession", "description": "When a claim was true, when it was learnt, and what replaced it.", "findings": [ { "id": "validity-and-supersession", "name": "Validity period and supersession", "description": "How an old claim about a regeneration is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a regeneration, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "validity-and-supersession-q02", "text": "Who or what asserted this about the validity of a claim about a regeneration, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "validity-and-supersession-q03", "text": "What may an agent decide or do once the validity of a claim about a regeneration is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 6, "layers": 12, "findings": 14, "questions": 38 } } } }